Finding the Third Proportional to 40,842 and 59,487

Step by Step Solution

1. Step 1: Write the proportion equation
   40,842 : 59,487 = 59,487 : x
2. Step 2: Convert to fraction form
   40,842/59,487 = 59,487/x
3. Step 3: Cross multiply
   40,842x = 59,487 × 59,487
4. Step 4: Simplify right side
   40,842x = 3,538,703,169
5. Step 5: Solve for x
   x = 3,538,703,169/40,842
6. Step 6: Final answer
   x = 86,643.73